EP1580732A3 - Milieu d'enregistrement magnétique, méthode de fabrication du milieu d'enregistrement magnétique, support-maître d'informations à motif pour transfert magnétique, utilisé pendant la fabrication du milieu d'enregistrement magnétique et appareil d'enregistrement/reproduction magnétique - Google Patents

Milieu d'enregistrement magnétique, méthode de fabrication du milieu d'enregistrement magnétique, support-maître d'informations à motif pour transfert magnétique, utilisé pendant la fabrication du milieu d'enregistrement magnétique et appareil d'enregistrement/reproduction magnétique Download PDF

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Publication number
EP1580732A3
EP1580732A3 EP05006374A EP05006374A EP1580732A3 EP 1580732 A3 EP1580732 A3 EP 1580732A3 EP 05006374 A EP05006374 A EP 05006374A EP 05006374 A EP05006374 A EP 05006374A EP 1580732 A3 EP1580732 A3 EP 1580732A3
Authority
EP
European Patent Office
Prior art keywords
magnetic recording
recording medium
magnetic
track
bit row
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP05006374A
Other languages
German (de)
English (en)
Other versions
EP1580732A2 (fr
EP1580732B1 (fr
Inventor
Tadashi Yasunaga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Corp
Original Assignee
Fuji Photo Film Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of EP1580732A2 publication Critical patent/EP1580732A2/fr
Publication of EP1580732A3 publication Critical patent/EP1580732A3/fr
Application granted granted Critical
Publication of EP1580732B1 publication Critical patent/EP1580732B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59633—Servo formatting
    • G11B5/59655—Sector, sample or burst servo format
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59633—Servo formatting
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82—Disk carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • G11B5/865—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers by contact "printing"

Landscapes

  • Moving Of The Head To Find And Align With The Track (AREA)
  • Magnetic Record Carriers (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
EP05006374A 2004-03-25 2005-03-23 Milieu d'enregistrement magnétique, méthode de fabrication du milieu d'enregistrement magnétique, support-maître d'informations à motif pour transfert magnétique, utilisé pendant la fabrication du milieu d'enregistrement magnétique et appareil d'enregistrement/reproduction magnétique Expired - Lifetime EP1580732B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004089674 2004-03-25
JP2004089674A JP2005276352A (ja) 2004-03-25 2004-03-25 磁気記録媒体およびその製造方法、その製造方法において用いられる磁気転写用パターンドマスター担体、ならびに磁気記録再生装置

Publications (3)

Publication Number Publication Date
EP1580732A2 EP1580732A2 (fr) 2005-09-28
EP1580732A3 true EP1580732A3 (fr) 2006-03-22
EP1580732B1 EP1580732B1 (fr) 2008-03-12

Family

ID=34858466

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05006374A Expired - Lifetime EP1580732B1 (fr) 2004-03-25 2005-03-23 Milieu d'enregistrement magnétique, méthode de fabrication du milieu d'enregistrement magnétique, support-maître d'informations à motif pour transfert magnétique, utilisé pendant la fabrication du milieu d'enregistrement magnétique et appareil d'enregistrement/reproduction magnétique

Country Status (4)

Country Link
US (1) US20050213235A1 (fr)
EP (1) EP1580732B1 (fr)
JP (1) JP2005276352A (fr)
DE (1) DE602005005236T2 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100416653C (zh) * 2005-02-16 2008-09-03 Tdk股份有限公司 磁记录介质、记录重放装置及压印模
CN100429697C (zh) * 2005-02-16 2008-10-29 Tdk股份有限公司 磁记录介质、记录重放装置及压印模
US20070258161A1 (en) * 2006-05-08 2007-11-08 Seagate Technology Llc Data storage device with bit patterned media with staggered islands
KR100924698B1 (ko) 2007-07-24 2009-11-03 삼성전자주식회사 자기기록장치
US7729073B2 (en) * 2007-10-12 2010-06-01 Hitachi Global Storage Technologies Netherlands B.V. Magnetic recording disk and disk drive with amplitude-type servo fields having patterned servo islands for read/write head positioning
JP2012248254A (ja) * 2011-05-30 2012-12-13 Toshiba Corp 磁気記録媒体、磁気記録装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5943180A (en) * 1995-12-26 1999-08-24 Mitsubishi Chemical Company Information recording medium and recording/reproducing method for utilizing the same
WO2000068947A1 (fr) * 1999-05-11 2000-11-16 Hitachi Maxell, Ltd. Supports d'enregistrement de donnees, tete d'enregistrement / reproduction de donnees et dispositif de stockage de donnees
EP1256940A2 (fr) * 2001-05-11 2002-11-13 Fuji Photo Film Co., Ltd. Support maítre pour transfert magnétique
EP1383114A2 (fr) * 2002-07-18 2004-01-21 Samsung Electronics Co., Ltd. Procédé et dispositif pour mésurer la largeur d'écriture magnetique d'un tête magnetique utilisant un signal en rafale

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5757574A (en) * 1996-05-29 1998-05-26 International Business Machines Corporation Methods and systems for self-servowriting including maintaining a reference level within a usable dynamic range
US6091564A (en) * 1998-04-30 2000-07-18 Western Digital Corporation Disk drive with calibration bursts that are recorded on a spiral and method of recording the same
US6519107B1 (en) * 1999-09-24 2003-02-11 Maxtor Corporation Hard disk drive having self-written servo burst patterns
EP1264309A1 (fr) * 2000-03-06 2002-12-11 Xyratex Technology Limited Procede et appareil d'enregistrement de donnees d'horloge sur un support de stockage
US7079347B2 (en) * 2002-11-06 2006-07-18 International Business Machines Corporation Method and apparatus for providing a marker for adaptive formatting via a self-servowrite process

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5943180A (en) * 1995-12-26 1999-08-24 Mitsubishi Chemical Company Information recording medium and recording/reproducing method for utilizing the same
WO2000068947A1 (fr) * 1999-05-11 2000-11-16 Hitachi Maxell, Ltd. Supports d'enregistrement de donnees, tete d'enregistrement / reproduction de donnees et dispositif de stockage de donnees
EP1256940A2 (fr) * 2001-05-11 2002-11-13 Fuji Photo Film Co., Ltd. Support maítre pour transfert magnétique
EP1383114A2 (fr) * 2002-07-18 2004-01-21 Samsung Electronics Co., Ltd. Procédé et dispositif pour mésurer la largeur d'écriture magnetique d'un tête magnetique utilisant un signal en rafale

Also Published As

Publication number Publication date
US20050213235A1 (en) 2005-09-29
EP1580732A2 (fr) 2005-09-28
DE602005005236D1 (de) 2008-04-24
JP2005276352A (ja) 2005-10-06
DE602005005236T2 (de) 2009-03-26
EP1580732B1 (fr) 2008-03-12

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